000 b/d fluid catalytic cracking unit ( FCCU ) at Petroleos Mexicanos' idle Azcapotzalco ..... optimize its vapor-recovery scheme. FCCU REVAMPS New features of modern FCC design ..... requirements. For the case of the Azcapotzalco FCCU , the old unit was designed in the 1950s

implement many new emission–control technologies. FCCU and emissions The FCCU is typically the largest emitter of airborne emissions in a crude oil refinery. The FCCU ’s flue–gas stack emissions contain several environmental pollutants, including CO, nitrogen

overall fluid catalytic cracking unit ( FCCU ) feed quality. Furthermore, it accomplished ..... hydrotreated heavy vacuum gas oil (HVGO) to the FCCU . It also charges some untreated feed and ..... environmental regulations, but it also improves FCCU operations. Since the FCCU is the major

train supplies combustion air to the larger FCCU and sometimes provides combustion air to the smaller FCCU . The hot-gas PRT is the primary driver ..... the PRT comes from the flue gas exiting the FCCU catalyst regenerator. This "free" flue

Jan. 11, 2013 ). In addition to closing the Port Reading FCCU , Hess will try to sell its 19 US terminals, which have total storage ..... SA ( OGJ Online, Jan. 18, 2012 ). It said the Port Reading FCCU , which is 10 miles from New York City, hasn’t been profitable

represents the first full turnaround on the FCCU since March 1997, said a company representative ..... increased its capacity to 25,000 b/d. The FCCU is being cleaned, inspected, and new ..... products will remain unchanged during the FCCU turnaround," said Carl Block, the Irving

initial agreement called for addition of a 60,000-b/d resid FCCU . Pertamina indicated it would proceed with the project on its ..... original schedule. Pertamina Pres. Karen Agustiawan said the FCCU is expected to be online by 2013. Pertamina has been unsuccessful

improving its throughput and yields. Background HPCL’s original FCCU with bed cracking was commissioned in 1955. The unit was revamped ..... regen standpipe is one of the hardest things to control in an FCCU because overaeration and underaeration can lead to low-pressure

engineering and procurement services and engineering assistance during construction, commissioning, and start-up in the replacement of the FCCU ’s end-of-life power recovery train and regenerator ballistic separator and cyclones.